Orobanche spp. Scorecard

Common Name: broomrape

Scorecard created on February 25, 2010 - 2:41am

Last Updated on December 20, 2022 - 3:03pm

Results

Impact Total:10 / 35Impact = ( Spread + Damage - Benefit )

Ability to Respond Total:12 / 25Ability to Respond = ( Ease of Response + Tools in Place )

Confidence:Medium

Confidence Notes:

Spread	Notes	Score
Spread Rate	Seeds do not have long distance dispersal mechanism, so they are primarily transported as contaminants.	3
Spread Amount	Primarily limited to agricultural lands.	2

Damage	Notes	Score
Ecological		0
Agricultural	Broomrapes are nearly worldwide, noxious parasite of many crops and associated weeds. Heavy infestations can severely damage crops.	5
Infrastructure		0
Cultural		0
Health		0

Total		10

Ease of Response	Notes	Score
Detection	Very difficult to detect as they are parasitic and small seeded. Problem usually is already present once they are detected.	1
Control	Very difficult to control weed selectively. Must eliminate crop.	1

Tools in Place	Notes	Score
Entry	CDFA Noxious Weed List A mandates that the plant cannot enter the state. However, interception would be very difficult because of the small seeds.	4
Control	Control would be mandated as this is an A listed weed.	5
Outreach	Very weak outreach program in place, but on CDFA list.	1

Total		12